A Gap Junction Is

Multiple Choice

A gap junction is

A) the point where a neurotransmitter vesicle binds to the presynaptic membrane.
B) a connection between two sections of a G protein that plays a role in second-messenger cascades.
C) a transmembrane channel that connects the cytoplasm of two cells at an electrical synapse.
D) more likely to be found on the amino acids than on the biogenic amines.